 545  343. In addition, both cultures were injected intracerebrally into quinea pigs, with eighteen animals used in each group. 344. All life ultimately depends on absorption of light, for it is the absorption of sunlight by the green leaves of plants which keeps the plant and animal world alive. 345. The higher the temperature of a piece of charcoal, the faster it will burn. 346. The concentration of thereactants appeared to have little effect on the amount of sulfate and radioactivity hydrolyzed by Taka-diastase. 347. The number of stars which is within the range of the naked eye is believed to be about 6000. 348. Our aim has been to work out general methods of synthesis of various compounds, starting with those involving, for example, the following radicals. 349. Spectrographic analysis provided by the laboratory showed this tin to be 99.99% pure. 350. To obtain one ton of uranium it would be necessary to quarry at least 40.000 and possibly 250.000 tons of uranium ore. 351. Two objects being at the same temperature, the average energy of motion of their molecules is the same. 352. Also included in the tentative specification is a table which lists the relative weldabilty, formability and toughness of the six proposed grades based on their respective chemical limits. 353. The question whether the atom can or cannot be split up is known to have interested scientists from ancient times. 354. The bee is an insect. This means that its body looks as if it were cut out through in two pieces. The word «insect» means «cut into». 355. One cannot expect a complicated problem like that of using solar energy to be solved in a year or so. 545 |
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